When you refill a LEXMARK E250A11A, E250A21A, E352H11A, E352H21A, E450A11A, E450A21A, E450H11A or E450H21A cartridge, you must replace the chip. This chip is already included with our refill kits.
When you refill a LEXMARK E250A11A, E250A21A, E352H11A, E352H21A, E450A11A, E450A21A, E450H11A or E450H21A cartridge, you must replace the chip. This chip is already included with our refill kits.